Finding the Fourth Proportional to 196,048.93, 292,745.47 and 155,614.26
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Solution
The fourth proportional to 196,048.93, 292,745.47 and 155,614.26 is: 232,367.35
Step by Step Solution
- Step 1: Write the proportion equation
196,048.93 : 292,745.47 = 155,614.26 : x - Step 2: Convert to fraction form
196,048.93/292,745.47 = 155,614.26/x - Step 3: Cross multiply
196,048.93x = 292,745.47 × 155,614.26 - Step 4: Simplify right side
196,048.93x = 45,555,369,682.40 - Step 5: Solve for x
x = 45,555,369,682.40/196,048.93 - Step 6: Final answer
x = 232,367.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.